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TruCluster Server High Availability Case Study
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Servers
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|---|---|---|
| Production-Level Cluster Environment | Test Bed Environment | |
| Models |
Two AlphaServer 4000 5/533 systems | One AlphaServer 1000A 5/333 system and one AlphaServer 1200 5/533 system |
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CPUs
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Two AlphaServer 4x00 533MHz
Tru64 UNIX SMP Upgrades (KN305-DB), one for each system
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Dual CPUs. One AlphaServer 1200 533 MHz Tru64 UNIX running SMP. One AlphaServer 1000 333 MHz. |
| Memory |
1 GB for each system
|
1 GB |
| I/O Expansion Options |
Two AlphaServer 4000 PCI I/O Expansion Options (H7150-AA), one for each system | None |
|
Host Bus Adapters |
Seven PCI-based FWD (Fast, Wide, Differential) host bus adapters for each system:
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Four PCI-based FWD host bus adapters for each system:
|
|
Network Adapters |
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| Memory Channel Adapters |
Four Memory Channel adapters (CCMAA-BA), two for each system | Two Memory Channel adapters (CCMAA-BA), one for each system |
|
Power Supplies
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Six AlphaServer 4XXX power supplies (H7291-AA), three for each system | No additional power supply |
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Local Server Storage
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|---|---|---|
| Production-Level Cluster Environment | Test Bed Environment | |
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Storage Shelves
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Built-in RA 7000 attached |
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Storage Shelf Power Supplies
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Eight StorageWorks 180-Watt Power Supply SSBs (DS-BA35X-HH), two for each storage shelf | Five StorageWorks 180-Watt Power Supply SSBs (DS-BA35X-HH) |
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Cables
|
Four 5-meter UltraSCSI 68HD to
VHDCI cables (BN38C-05) to connect each system to local storage shelves
|
Same |
| Disks |
Ten 4.3-GB 7200Rpm UltraSCSI disks (DS-RZ1CB-VW), five for each system's local storage | The minimum needed to maintain services |
Memory Channel | ||
|---|---|---|
| Production-Level Cluster Environment | Test Bed Environment | |
|
Memory Channel Hubs |
Two Memory Channel Hubs (CCMHA-AA) | One Memory Channel Hub (CCMHA-AA) |
|
Memory Channel Line Cards |
Four linecards (CCMLA), two for each hub | Two linecards (CCMLA) |
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Memory Channel Link Cables
|
Four PCI-Memory Channel link cables (BC12N-10), two for each Memory Channel hub | Two PCI-Memory Channel link cables (BC12N-10) |
Shared Storage |
||
|---|---|---|
| Production-Level Cluster Environment | Test Bed Environment | |
|
Model
|
ESA 10000 High Bandwidth base unit (DS-SWXES-BA) | RA 7000 |
| Cabinet Enclosure Model |
DataCenter 600 mm enclosure | None |
| Cabinet Power Supplies |
PDU Redundant for SW600
(DS-SW6XP-AA) |
No additional power supply |
|
RAID Controllers |
Four HSZ70 six-port RAID controllers (dual-redundant controllers), each with a 64 MB mirrored write back cache | Two HSZ70 six-port RAID (dual-redundant) controllers, each with a 64-MB mirrored write back cache |
|
Storage Shelves |
Eight UltraSCSI storage shelves (BA35R-RC), four for each set of redundant RAID controllers | One UltraSCSI storage shelf (BA35R-RC) |
|
Storage Shelf Power Supplies
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Sixteen StorageWorks 180-Watt Power Supply SSBs (DS-BA35X-HH), two for each storage shelf | No additional power supply |
Storage Interconnects |
Two UltraSCSI hubs (DS-DWZZH-05), to connect shared buses (two buses from each system) to the four RAID controllers | One UltraSCSI hub (DS-DWZZH-05) |
Cables |
Four 5-meter UltraSCSI 68HD to VHDCI cables (BN38C-05), to connect four shared SCSI buses to the UltraSCSI hub | Three 5-meter UltraSCSI 68HD to VHDCI cables (BN38C-05) |
Disks |
|
As required |
Tape Drives |
Two 100/200GB SCSI tape subsystems (TZ885-NT)
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One 100/200GB SCSI tape subsystems (TZ885-NT) |
SCSI Signal Converters |
One signal converter (DWZZA-AA)
for the tape drives |
One signal converter (DWZZA-AA) |
Return to TruCluster Server High Availability Case Study: V5.0A
Return to TruCluster Server High Availability Case Study: V1.6 Archive
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